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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 31, 2013
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2000 BMW Z3 Roadster 2.8L Floor VIN: 4USCH3349Y
Rain water coming into rear pillar from convertible top, it is normal to drip it there, but can not find water drain holes or channel. I have limited information on this, Alldata does not show anything and it is soaking the floors and trunk. Thank you!
2004 BMW 760Li 6.0L Surge VIN: WBAGN83444
This car has been a night mare. after replacing high pressure pump, plugs,and valve- this car has a surge on light acceleration. smoke test showed no leaks.car runs great at idle and on medium to heavy acceleration. i can watch rpm needle bounce 100 to 200 rpm...
2000 Buick Park Avenue Ultra 3.8L MIL Lamp on VIN: 1G4CU5419Y
Thanks in advance. This car came in for an intake gasket replacement (only leaking oil out of end rails). Repair went well, vehicle runs fine. Now I have an insufficient EGR flow code. You can watch mode 6 data climb every time an egr test is run until the num... Trouble codes: P0401
2002 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC52452
Ok this car is KILLING me! Customer said car just died at light. Towed in with spark, compression, but no fuel pressure. Had power at fuel pump pigtail, so we replaced the fuel pump module (complete unit). Didn't start, we assumed it was a defective module, re...
2008 Chevrolet Impala LT 3.5L column VIN: 2G1WT58K18
There is a very quiet squeeking noise when turning steering wheel - must have windows closed to eliminate engine noise or I can't hear it. Seems like dry rubber bushing/grommet in firewall type noise but this Impala has a long boot over the shaft and I believe...
2004 Chrysler Pacifica 3.5L MIL Lamp on
did a timing belt with napa parts. came back 2 days later with the check engine light on, P0306. owner said since it never had a tune up and 200k + miles. we did one with plugs and boot ends. coils all ohm out the same but changed coils other bank. still have ... Trouble codes: P0306 (missfire cyl 6)
2004 Chrysler Sebring Limited 2.7L Tone Ring VIN: 1C3EL65R84
Hey guys, this might be a little far fetched. here is my issue. the typical sludge motor, went boom. I want a low mileage engine 50k or less and there are motors that have 16 tooth tone wheel and a 32 tooth tone wheel. This tone wheel ring is on the flex pl...
1996 Dodge Ram 1500 5.2L transmission governor pressure high VIN: 3B7HF13YXT
greetins to all,this is my first post,generally I enjoy a challenge and figure things out on my own,but this one has me stumped.Truck came in 6 months ago with the typical front pump leak,customer opted to overhaul as the truck is a work truck and the trans ha...
1999 Dodge Ram 1500 ST 5.9L Surge, Cuts out VIN: 3B7HC13Z9X
First off the iatn VIN decoder is showing this vehicle to have a standard transmission but it is an automatic and the Dodge dealer VIN decoder show an AT . This truck will buck when cruising at 2,000 RPM. Feels like someone is turning off the key for a split s...
2006 Dodge Ram 1500 TRX4 5.7L MIL Lamp on VIN: 1D7HU182X6
please advice,vehicle has not rpm needle working,and keep getting code po449 on never run into this problem before,replace spark plugs on cylinder 7 and problem persist.i dont know where this solenoid is located. Trouble codes: P0449
2006 Ford E-450 Super Duty 6.8L Rear Diff Housing VIN: 1FDXE45S16
Hey everybody, Having problems tracking down a used diff for this unit. It is a Dana 70 HD 456 gears 60" back to back 49.5" pin to pin 5 bolt (not 4) axle flange mounting, dually. E450 stripped chassis application. It has 10 bolt diff cover. If anyone has one ...
2006 GMC Sierra 2500 HD SLT 6.6L No Start, Poor Idle Quality, Stall, MIL Lamp on VIN: 1GTHK23D96
need help. Truck in for tires and oil change and SES. Codes P0128 and P0403. dia current codes need t-stat and reprogram for EGR, replaced tires and did oil change. now sets mass air flow code. Followed flow on all data and led to mass air sensor. Scoped Mass ... Trouble codes: P0102 (Mass Air Flow circuit low voltage)
2003 Honda Odyssey EX 3.5L No Start VIN: 5FNRL18613
Vehicle was towed in. Customer says had a hard start for a while and became no start a few days ago. No fault codes. Engine cranks strong with healthy compression. First thing I check was fuel and spark. It has good fuel pressure and injector pulse, but no spa...
2007 Honda Ridgeline RT 3.5L Intrument gauge VIN: 2HJYK16257
Hi IATN members I have this 2007 Honda Ridgeline that the customer complaint that he had too jumped start the car if he doesn't use it for 2-3 days. After pulling all the fuses, i have found Fuse #7 under the dash was causing the short..Not the one under the h...
2003 Hyundai Santa Fe GLS 3.5L Poor Idle Quality VIN: KM8SC13E63
We recently replaced the spark plugs in this truck. The upper intake needed to be removed to do so and we found that the inlet pipe for the EGR was loose. We put the plugs in and made sure the pipe was tight and buttoned everything up as normal. Starting the t...
2005 Jeep Liberty Sport 3.7L Rear Brakes/Suspension VIN: 1J8GL48K65
Hay guys, I have a real head scracher here. Have this Jeep here with a growl from the rear brake area when applying the brakes. more pronounced at higher speeds(i.e. 30+mph). Did rear brakes last Sept. @ 96,000mls, dealer pads and aftermarket rotors. Customer ...
2007 Mazda 5 Sport 2.3L Ignition key
This car lost all the key.I try to reprogram a new key by SBB v33 key reprogrammer scan. I did get the code from immobiliser,but SBB programmer ask for the security code xxxx .I don't where to get this code from,I hope someone know it ,because this is my first...
1999 Mercedes-Benz ML430 4.3L condenser fans VIN: 4JGAB72E8X
this one has poor a/c performance, has full charge(70psi static) and pressures good at idle, the condenser fans do not work, i believe the control side for the relay is the issue as i can command the fans on with the power probe at the relay, there is power on...
2006 Mercedes-Benz E350 4Matic 3.5L cooling VIN: WDBUH87J06
Car is getting oil in cooling system and forcing it out overflow. There is no coolant in oil. Looks like engine oil, is light tan in color.Any one seen this before on this engine? Car does have oil cooler on filter housing, I'm thinking this may be problem , b...
2007 Mercedes-Benz SL550 5.5L Ride control? VIN: WDBSK71F27
This Benz came in with a complaint of a loud thunk on start up and a battery light illuminated on the dash.The ABC (automatic body control) warning light was on. We determined that the rear supply battery was bad and replaced it with the proper AGM battery.Thi...
2008 Mercedes-Benz SL550 5.5L Trunk VIN: WDBSK71F18
Hey Gang. I have this 08 SL550 (230.471) The auto trunk won't close with the button in the trunk. It will auto open with the trunk outside handle and it will go auto up and down with the lh door panel switch. I denormalized the trunk and then normalized it. It...
2003 Nissan Murano SE 3.5L fuel pump VIN: JN8AZ08W23
replaced blown fuse- starts right up. runs all day. checked to see what amperage draw is from pump- drawing 6.8 amps all day.. looked under carpet and where harness runs to pump under rear seat area, all looks clean/good. first time replaced was a year ago, th...
2005 Nissan Pathfinder LE 4.0L Engine Oil Pressure VIN: 5N1AR18U25
There is no engine noise. Oil pressure goes up as rpms are incressed. All seems ok other than at idle
2006 Pontiac Montana SV6 3.5L Hesitation, Stall, VIN: 1GMDV33L56
When you are driving down the road.vehicle will stall then the trac control light comes on no codes at the same time the signal lights will not work. After turning ignition switch off the signals will work and tc light goes off
1996 Saab 900 SE Turbo 2.0L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: YS3DF75N9T
This car initially had a lean code that comes and goes. The oxygen sensor is not switching according to the ecu. 3 upstream oxygen sensors all do not switch properly and mostly sits at .49v. The flow chart for p1171 says to take a 1.5v battery to check the s... Trouble codes: P1171, P0171, P0300
2001 Toyota Sequoia SR5 4.7L A/C Control Panel VIN: 5TDBT44A61
Customer started vehicle after sitting 2 hours. The a/c control panel was non responsive. The back light works and on the display, is the symbol of the vent position (to the face). No lights come on, on the buttons, and nothing changes when pushing any of the ...
2003 Toyota Highlander 2.4L computor VIN: JTEGD21A83
has anyone had an issue with emmissons test centers not being able to communicate with toyota but when hooking up the snap on scan tool it does communicate? i have both grounds & 13.87 volts at aldl.
2007 Toyota Camry XLE 3.5L amplifier VIN: JTNBK46KX7
Check engine light is on for speed sensor P0500 (sensor is in trans), but speedometer is working fine (Alldata has a hint "if speedometer is working sensor is good"). Used amplifier has been installed for some time without being grounded. Toyota stated it woul...
2008 Toyota Prius Touring 1.5L Unknown VIN: JTDKB20U98
oky all you toyota masters out there!! custemer states while driving a warning light came on saying caution p lock mechnism failure park on flat surface and apply parking brake she did this many times no change warning light still on for days . then of course ...
2008 Toyota RAV4 2.4L Poor Idle Quality VIN: JTMBD33V48
Customer complained of erratic engine opperarion. They claimed the vehicle would shutter at times and other times felt as though the transmission was not working properly. They also thought may be an engine misfire. We test drove vehicle and felt no obvious is... Trouble codes: P2118 (Throttle actuator control motor performance)
1995 Volkswagen Passat GLX 2.8L front windows VIN: WVWFE83A3S
This VW front door electric windows do not operate from the driver door switch. The right front window does operate up and down from the right door switch. The windows can be raised and lowered with the driver's outside door lock mechanism as normal except tha...
2004 Volkswagen Jetta GLS 2.0L Electronic VIN: 3VWSK69M04
Please only answer if you know vw a/c issues well. This vehicle came in and no a/c. The refrig charge is good so I put a test light on the wiring harness side of the + wire to test for 12 volt. No steady 12 volt but every 3 seconds the test light would flash a...
2010 Volkswagen Jetta TDI 2.0L No Start VIN: 3VWRL7AJ8A
car was towed in with a no start condition. only thing I have found so far is no power to injectors. I do have a ground for them. From what little info I can find for this system it appears its power and grounds come from the ecm. so far all sensors test good.... Trouble codes: P0087
1999 Volvo V70 X/C AWD 2.4L Cvvt VIN: YV1LZ56D4X
well this one has ne stumped! I am working on a 1999 Volvo v70 xc. came in with a blown head gasket (Failed Hc test and was blowing coolant out the de-gass bottle) from a leaky water pump. While doing diag test drive the car was running ok for the most part un...
2001 Volvo S40 1.9L Misfire VIN: YV1VS29531
Cylinders 1&2 are dead. Removing the injector connector has NO effect. The scan tool however shows misfires on cylinders 1&4. the previous mechanic installed the timing belt, But the marks look good. Found a vacumn leak at the intake, replaced intake man gaske... Trouble codes: P0301, P0304

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 Acura RDX 2.3L Unknown VIN: 5J8TB18598
used launch x431 master scanner to perform this vin write
2004 Audi A6 Quattro 3.0L Misfire VIN: WAULT64B34
Thanks for the replys.customer has not returned for repair. problem seems to be intermitant.Will update post when car comes back. Trouble codes: P0301, P0302, P0303, P0306, P1428.
1990 Buick Century Custom 3.3L No Start, Hesitation, Cuts out, Stall VIN: 1G4AH54N1L
Hello, the car is running fine now it was the crank sensor. Thanks to all
1998 Cadillac DeVille 4.6L Ac VIN: 1G6KD54Y2W
Thank you for the replies. My customer had some health issues and could not bring the vehicle in for repair before this post needed to be closed. Customer states that the vents will switch to defrost while driving and stay there. We could not duplicate the pro...
1988 Chevrolet Camaro Iroc-Z 5.0L Hesitation, Surge, Cuts out VIN: 1G1FP21FXJ
Hello. You all probably cant wait to find out what was the problem in this 220HP IROC Z. JK. We covered most of the areas of ignition & fuel injection, vacuum, EGR, sensors etc. We ware about to swap the ECM after conforming all grounds & powers. The car had b...
1998 Chevrolet C3500 Cheyenne 5.7L Hesitation VIN: 1GBJC34R7W
so during testing of all the components the truck started to run fine. i sprayed all of the electrical components under the hood with water to try and make it backfire. didnt seem to have any affect. i worked on it for 8 hrs yesterday and for atleast 5 of them...
2002 Chevrolet Cavalier LS Sport 2.4L Idle VIN: 1G1JH12T72
Well it did need a new ecm thanks for all the help. All grounds and power were there and put a new emc in and runs fine
2002 Chevrolet Tracker 2.0L MIL Lamp on VIN: 2CNBJ13C72
Fixed and Gone!!! Crank sensor is located behind the flywheel, behind the shield and under a protective cover. There is a 12" pigtail that snakes its way over the starter motor where it joins the engine harness under the intake.. I ohmed it from the ecm under... Trouble codes: P0335, P0131 (O2 sensor sig low B1S1), P0442 (Evap Small leak).
2006 Chevrolet Malibu LT 2.2L shifting and speedometer VIN: 1G1ZT51F26
Thanks for all the suggestions guys. It turned out the harness for the oss was touching the outboard cv joint and was shorting it out. Thanks again.
2009 Chevrolet HHR LT 2.2L MIL Lamp on VIN: 3GNCA23B59
Well it ended up being the intake being bad. There is a hole in the center that sends vacuum up the top cover and we compared the a new intake with the old and the hole was at least 3 times bigger in the old intake put on new intake and it passes all tests th... Trouble codes: P0171 (Lean b1).
2006 Chrysler 300 C 5.7L compressor wont engage VIN: 2C3LA63H76
Well this one's fixed, the light blue/orange wire, ground pull down, from PCM {terminal C-11} TO IPM {circuit 85 at A/C relay} was corroded right where the wire goes into the green harness connector underneath the underhood IPM, checked and no conntinuity betw...
2005 Dodge Durango SLT 5.7L No Start VIN: 1D4HD48D05
Well everyone thank you for your input. I replaced the IPM and the thing fired right up like it was supposed to. I also appreciate the extra info for checking the current draw of the fuel pump. Being a new pump I kind of dismissed that thought but it was a ver...
2006 Dodge Durango SLT 3.7L MIL Lamp on VIN: 1D4HD48KX6
Thanks for the help. Rick & Chuk were right. You can not seal the vent to keep the smoke in the evap system. You must either smoke it at the vent or pinch it off. I found this out after trying a new one. It turns out the gas cap was loose the whole time. I th... Trouble codes: P0456.
1998 Ford Explorer Eddie Bauer 4.0L timing chain VIN: 1FMZU32E5W
On the Cloyes right side jack shaft sprocket you can see a mark from the bolt flange and it is not centered. But it is a minute amount. After considering the replies and info from Ford techs I had the customer in to show and tell our delima. We discussed optio...
1999 Ford Ranger XL 3.0L piston VIN: 1FTYR14V5X
After reading your responses we will not be doing this swap. About the only thing that would not have to be changed (maybe) is the lower intake manifold. There were concerns about a different firing order, but Alldata does show it to be the same. Even though i...
2000 Ford E-250 Econoline 5.4L No Start, Stall VIN: 1FTNE24L0Y
First, THANK YOU for your replies. Come to find out this Van had been sitting for 1 1/2 years on a 1/4 tank. Clean out the fuel system new gas and HEY !, she runs ! Thanks again.
2001 Ford Taurus SE 3.0L Alternator VIN: 1FAHP53U71
Well this is fixed -sorta! First, thanks for all the help and insight into this problem! We retested all grounds and load circuit wiring and no volt drop over 0.03v recorded. Finally, bit the bullet and installed a NEW motorcraft alternator and wala, bulb c...
2006 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTSX21P86
Well, this was a long and painful process. The final results are that the high pressure oil pump was bad and all eight injectors were bad as well. From what I discovered through many different sources the numbers in the scanner for high pressure are not to b...
2002 GMC Sonoma SL 4.3L MIL Lamp on VIN: 1GTCT19W22
Folks, I am so sorry for forgetting about this post and not closing it. The truck is fixed and while I don't buy into coincidences, this seems to be the exception. Got another AC Delco sensor and all is well and has been for a while. Truck was here this wee... Trouble codes: P0155.
1995 Honda Civic LX 1.5L lights VIN: 1HGEG8652S
I found after looking for a while that it had poor ground in the switch, it was intermitant so it made it hard to find. By the time you had set up testing it would be at full brightness. Changed switch and seems ok now.
2000 Honda Odyssey EX 3.5L Starting VIN: 2HKRL1869Y
Apparently some of you with suggestions did not read the fact that such items including the ignition switch were tested and not the problem. All of the electrical components possibly related to this problem on this van were tested and were good. Even the multi...
1997 Isuzu Trooper LS 3.2L Cyl. 5 VIN: JACDJ58V3V
Thanks for all the support,and advice on this. I had tried a new plug, so I went to check connector for power and ground, and signal from icm. Turned out to be a broken wire on the harness going to coil. Back to running on all 6. Thanks again
2002 Jeep Grand Cherokee Laredo 4.0L Misfire, MIL Lamp on VIN: 1J4GW48S02
Received much input re the 4.0 Jeep! Thanks once again to all! The fan control issue was mentioned by many as well as the tendency for the cylinder head to crack. Also pointed out were the valve deposit problems, as well as the injector bulletins etc.The part... Trouble codes: P0352, P0300, P0302, P0305.
2006 Jeep Wrangler Unlimited 4.0L Misfire, MIL Lamp on VIN: 1J4FA44S16
Thanks for all of your replies gentlemen I currently sent the cyl head out to the machine shop despite the tsb decarbonizing procedure, there was a significant amount of carbon on the exhaust valve on #2 Cylinder and I did a quick lapping of this valve and dis... Trouble codes: P0302 (Cyl 2 Misfire), P0300 (Multiple Cyl Misfire).
1996 Lexus ES300 3.0L Hesitation VIN: JT8BF12G7T
Hey guys, thank you very much for everybody's help, I did get this car fixed because of you, thanks to Stuart from Florida and James from California, you guys hit it right where it was the problem, it was the ECM, James said check for leaks and I found some ki...
2007 Mazda CX-7 Grand Touring 2.3L compressor VIN: JH3ER29317
Thanks to Glenn and Dean for there great advice. The compressor did fail. Now as to weather it was due to an oil overcharge I may never know. I asked the tech that originally did the job and he could only tell me the he put in what Mitchael said to put in. In ...
1991 Mercedes-Benz 300E 3.0L Poor Idle Quality, idles to fast
well the car is still here,have replaced all control units from same model sitting next to it,same result,also put a 6mm restrictor in the idle circuit,but still increases to 1500rpm at idle,when hot,so i will keep pressing on with it as time allows,am trying ...
1996 Mercedes-Benz C280 2.8L MIL Lamp on VIN: WDBHA28E7T
Hi techs, Sorry for the late response. Like I said in my post, I bought the vehicle so of course it gets pushed aside to let the money cars come in. We found a blown engine computer fuse (I know, I probably should have checked it first before posting). I have...
2001 Mercedes-Benz S500 Guard 5.0L Suspension VIN: WDBNG75J71
Richard from Fla. answered my question. The valves in the distribution block can leak and the simple test is that no air should come from the distribution block back towards the compressor with the system shut off. Ours was leaking and causing both front str...
2003 Mercedes-Benz SLK230 Kompressor 2.3L No Start VIN: WDBKK49F33
In my post I did not list the obvious tests and inspections any good technician would do in the course of finding the problem. I got some replies that were quite uncalled for and disrespectful to a fellow technician. I was disappointed. Through several sour...
2003 Mercedes-Benz SLK230 Kompressor 2.3L No Start VIN: WDBKK49F33
Please see the TechHelp request that followed this one that had more information that has been closed.
2004 Mercedes-Benz C230 Kompressor 1.8L engine VIN: WDBRF40J74
replace new ac compressor , customer drive for a week fine thank you for all help and replies
2003 Mini Cooper 1.6L Tpms VIN: WMWRC33473
Thanks for the replies found out the switch was bad under the park brake handle. I disconnected it and the light went out pulled it appart to find soda in the switch replaced all good now thanks.
1997 Mitsubishi Montero Sport LS 3.0L Hesitation, MIL Lamp on VIN: JA4MT31P1V
Hello, Thanks to each man who offered their time and support. Simply put - The engine had been replaced once already. It did not have 200,000 miles on the original. An oil change shop - did not install an oil plug right. And had to replace the engine at some...
2002 Nissan Pathfinder SE 3.5L MIL Lamp on VIN: JN8DR09X22
thanks for the replies. I was overthinking this problem. The swirl solenoid was bad. Apparently resistance checks don't always tell you if a part is bad. Replaced the solenoid & it clicks loudly & allows vacuum to the swirl actuator like it should. Trouble codes: P1130.
2000 Pontiac Grand Prix SE 3.1L Ignition VIN: 1G2WJ52J3Y
This vehicle is fixed and gone! Turned out most everyone was right, ignition switch had an intermittent short and the crank sensor on the block would work intermittently. Would these parts just break for good already. Did a wiggle test on the ignition switc...
2011 Ram 5500 ST 6.7L Hesitation VIN: 3D6WU7EL5B
Dealer came out and fixed it with their Factory Dodge scanner and cleared roadtested and drove for about a day and after several consecutives starts it returned to normal Trouble codes: P20EE, P207F.
2000 Volkswagen Jetta TDI 1.9L Windows, Power Locks, Interior Light VIN: 3VWSF29M8Y
Thank you all for your input. After tracing wiring in areas suggested, coding convenience module(s), etc, problem ended up being faulty drivers side window motor/drivers door module combo. A new drivers door module from VW fixed the issues. After replacement, ...
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